Base | Representation |
---|---|
bin | 1000110101001… |
… | …01111011001100 |
3 | 12011101122120210 |
4 | 10122211323030 |
5 | 122431024243 |
6 | 11203442420 |
7 | 1556445345 |
oct | 432457314 |
9 | 164348523 |
10 | 74079948 |
11 | 388a83a8 |
12 | 20986410 |
13 | 124698b7 |
14 | 9ba50cc |
15 | 6784933 |
hex | 46a5ecc |
74079948 has 72 divisors (see below), whose sum is σ = 188458704. Its totient is φ = 22630400.
The previous prime is 74079947. The next prime is 74079961. The reversal of 74079948 is 84997047.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 74079897 and 74079906.
It is not an unprimeable number, because it can be changed into a prime (74079947) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 141928 + ... + 142448.
It is an arithmetic number, because the mean of its divisors is an integer number (2617482).
Almost surely, 274079948 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 74079948, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (94229352).
74079948 is an abundant number, since it is smaller than the sum of its proper divisors (114378756).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
74079948 is a wasteful number, since it uses less digits than its factorization.
74079948 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 603 (or 584 counting only the distinct ones).
The product of its (nonzero) digits is 508032, while the sum is 48.
The square root of 74079948 is about 8606.9708957333. The cubic root of 74079948 is about 419.9847840293.
The spelling of 74079948 in words is "seventy-four million, seventy-nine thousand, nine hundred forty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •